in this detailed guide we have mentioned every Single step to Download and Install Android 8.0 Oreo (build2.31.709.1) Stable Update on HTC U11.

All users of these devices will get the update via OTA (over the air) in the coming days or you can download and update Android 8.0 Oreo (build2.31.709.1) Stable Update on HTC U11 manually. The OTA (over-the-air) update weighs around 1.3GB